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mirror of https://github.com/mikf/gallery-dl.git synced 2024-11-22 10:42:34 +01:00
gallery-dl/gallery_dl/extractor/hitomi.py
Mike Fährmann 59edcdc822
[hitomi] restore metadata fields from before f33b13a
... and add a 'metadata' option to disable
visiting the gallery page and extracting data from it
if this is not needed.
2020-03-12 23:43:41 +01:00

145 lines
5.0 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2015-2020 Mike Fährmann
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
"""Extractors for https://hitomi.la/"""
from .common import GalleryExtractor
from .. import text, util
import string
import json
class HitomiGalleryExtractor(GalleryExtractor):
"""Extractor for image galleries from hitomi.la"""
category = "hitomi"
root = "https://hitomi.la"
pattern = (r"(?:https?://)?hitomi\.la"
r"/(?:manga|doujinshi|cg|gamecg|galleries|reader)"
r"/(?:[^/?&#]+-)?(\d+)")
test = (
("https://hitomi.la/galleries/867789.html", {
"pattern": r"https://[a-c]a.hitomi.la/images/./../[0-9a-f]+.jpg",
"keyword": "6701f8f588f119ef84cd29bdf99a399417b0a6a2",
"count": 16,
}),
# download test
("https://hitomi.la/galleries/1401410.html", {
"range": "1",
"content": "b3ca8c6c8cc5826cf8b4ceb7252943abad7b8b4c",
}),
# Game CG with scenes (#321)
("https://hitomi.la/galleries/733697.html", {
"url": "b4cbc76032852db4a655bf6a2c4d58eae8153c8e",
"count": 210,
}),
# fallback for galleries only available through /reader/ URLs
("https://hitomi.la/galleries/1045954.html", {
"url": "f3aa914ad148437f72d307268fa0d250eabe8dab",
"count": 1413,
}),
# gallery with "broken" redirect
("https://hitomi.la/cg/scathacha-sama-okuchi-ecchi-1291900.html", {
"count": 10,
}),
("https://hitomi.la/manga/amazon-no-hiyaku-867789.html"),
("https://hitomi.la/manga/867789.html"),
("https://hitomi.la/doujinshi/867789.html"),
("https://hitomi.la/cg/867789.html"),
("https://hitomi.la/gamecg/867789.html"),
("https://hitomi.la/reader/867789.html"),
)
def __init__(self, match):
gid = match.group(1)
url = "https://ltn.hitomi.la/galleries/{}.js".format(gid)
GalleryExtractor.__init__(self, match, url)
self.info = None
self.session.headers["Referer"] = "{}/reader/{}.html".format(
self.root, gid)
def metadata(self, page):
self.info = info = json.loads(page.partition("=")[2])
data = self._data_from_gallery_info(info)
if self.config("metadata", True):
data.update(self._data_from_gallery_page(info))
return data
def _data_from_gallery_info(self, info):
language = info.get("language")
if language:
language = language.capitalize()
tags = []
for tinfo in info["tags"]:
tag = tinfo["tag"]
if tinfo.get("female"):
tag += ""
elif tinfo.get("male"):
tag += ""
tags.append(string.capwords(tag))
return {
"gallery_id": text.parse_int(info["id"]),
"title" : info["title"],
"type" : info["type"].capitalize(),
"language" : language,
"lang" : util.language_to_code(language),
"tags" : tags,
"date" : text.parse_datetime(
info["date"] + ":00", "%Y-%m-%d %H:%M:%S%z"),
}
def _data_from_gallery_page(self, info):
url = "{}/galleries/{}.html".format(self.root, info["id"])
# follow redirects
while True:
response = self.request(url, fatal=False)
if b"<title>Redirect</title>" not in response.content:
break
url = text.extract(response.text, "href='", "'")[0]
if not url.startswith("http"):
url = text.urljoin(self.root, url)
if response.status_code >= 400:
return {}
def prep(value):
return [
text.unescape(string.capwords(v))
for v in text.extract_iter(value or "", '.html">', '<')
]
extr = text.extract_from(response.text)
return {
"artist" : prep(extr('<h2>', '</h2>')),
"group" : prep(extr('<td>Group</td><td>', '</td>')),
"parody" : prep(extr('<td>Series</td><td>', '</td>')),
"characters": prep(extr('<td>Characters</td><td>', '</td>')),
}
def images(self, _):
result = []
for image in self.info["files"]:
ihash = image["hash"]
idata = text.nameext_from_url(image["name"])
# see https://ltn.hitomi.la/common.js
inum = int(ihash[-3:-1], 16)
frontends = 2 if inum < 0x30 else 3
inum = 1 if inum < 0x09 else inum
url = "https://{}a.hitomi.la/images/{}/{}/{}.{}".format(
chr(97 + (inum % frontends)),
ihash[-1], ihash[-3:-1], ihash,
idata["extension"],
)
result.append((url, idata))
return result